Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Helena to Buenos Aires from $1,476

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Buenos Aires departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Helena to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 9:00 am
HLN
-
EZE
24h 30m
2 stops
Delta Logo
8:55 pm - 10:30 pm
EZE
-
HLN
28h 35m
2 stops
$1,476Delta
Mon, Mar 16 - Tue, Mar 24
Delta Logo
1:02 pm - 9:00 am
HLN
-
EZE
16h 58m
2 stops
Delta Logo
10:25 pm - 10:30 pm
EZE
-
HLN
27h 05m
2 stops
$1,494Delta
Sun, Mar 15 - Mon, Mar 23
Delta Logo
1:02 pm - 9:00 am
HLN
-
EZE
16h 58m
2 stops
Delta Logo
10:25 pm - 10:30 pm
EZE
-
HLN
27h 05m
2 stops
$1,721Delta
Sun, Mar 15 - Sun, Mar 22
United Airlines Logo
2:30 pm - 6:20 am
HLN
-
EZE
60h 50m
2 stops
United Airlines Logo
9:05 pm - 1:38 pm
EZE
-
HLN
19h 33m
2 stops
$5,466United Airlines
Mon, Mar 16 - Mon, Mar 23
Delta Logo
5:30 am - 10:15 am
HLN
-
EZE
25h 45m
2 stops
Delta Logo
8:55 pm - 10:30 pm
EZE
-
HLN
28h 35m
2 stops
$10,091Delta
Sun, Mar 15 - Sun, Mar 22
Delta Logo
1:02 pm - 9:00 am
HLN
-
EZE
16h 58m
2 stops
Delta Logo
8:55 pm - 12:21 pm
EZE
-
HLN
18h 26m
2 stops
$12,161Delta
Tue, Mar 17 - Tue, Mar 24

Delta flights from Helena to Buenos Aires Ministro Pistarini Airport

Our best Delta deals on Helena to Buenos Aires Ministro Pistarini Airport flight tickets
Delta
Mar 16
HLN5:30 amHelena
24h 30m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 24
EZE8:55 pmBuenos Aires Ministro Pistarini
28h 35m
2 stops
HLN10:30 pmHelena
$1,476
Delta
Mar 15
HLN1:02 pmHelena
16h 58m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 23
EZE10:25 pmBuenos Aires Ministro Pistarini
27h 05m
2 stops
HLN10:30 pmHelena
$1,494
Delta
Mar 15
HLN1:02 pmHelena
16h 58m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 22
EZE10:25 pmBuenos Aires Ministro Pistarini
27h 05m
2 stops
HLN10:30 pmHelena
$1,721

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Buenos Aires Ministro Pistarini Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Helena to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Mon 3/16

5:30 am-9:00 am

2 stops24h 30m

Buenos Aires Ministro Pistarini

Tue 3/24

8:55 pm-10:30 pm

2 stops28h 35m

$1,476

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Sun 3/15

1:02 pm-9:00 am

2 stops16h 58m

Buenos Aires Ministro Pistarini

Mon 3/23

10:25 pm-10:30 pm

2 stops27h 05m

$1,494

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Sun 3/15

1:02 pm-9:00 am

2 stops16h 58m

Buenos Aires Ministro Pistarini

Sun 3/22

10:25 pm-10:30 pm

2 stops27h 05m

$1,721

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Mon 3/16

2:30 pm-6:20 am

2 stops60h 50m

Buenos Aires Ministro Pistarini

Mon 3/23

9:05 pm-1:38 pm

2 stops19h 33m

$5,466

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Sun 3/15

5:30 am-10:15 am

2 stops25h 45m

Buenos Aires Ministro Pistarini

Sun 3/22

8:55 pm-10:30 pm

2 stops28h 35m

$10,091

HelenaBuenos Aires

HLN - EZE

HLNEZE

Helena

Tue 3/17

1:02 pm-9:00 am

2 stops16h 58m

Buenos Aires Ministro Pistarini

Tue 3/24

8:55 pm-12:21 pm

2 stops18h 26m

$12,161

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Helena to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Buenos Aires Ministro Pistarini Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Buenos Aires Ministro Pistarini Airport (HLN to EZE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Buenos Aires Ministro Pistarini Airport

Fastest flight time

23h 05m

Direct flights

None
The fastest flight from Helena to Buenos Aires Ministro Pistarini Airport takes 23h 05m
There are no direct flights from Helena to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Helena to Buenos Aires Ministro Pistarini Airport.
Search flight deals

  • How far is Helena to Buenos Aires Ministro Pistarini by plane?

    The distance between Helena and Buenos Aires Ministro Pistarini is about 6528.1 mi. A reasonable flight in good conditions will take 23h 05m.

  • When did momondo last update prices for flights from Helena Airport to Buenos Aires Ministro Pistarini Airport?

    Prices for flights from Helena Airport to Buenos Aires Ministro Pistarini Airport were last updated today.

  • How old do you have to be to fly from Helena Airport to Buenos Aires Ministro Pistarini Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents required for your trip to Buenos Aires Ministro Pistarini Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires Ministro Pistarini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Helena to Buenos Aires Ministro Pistarini Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Helena from Buenos Aires Ministro Pistarini Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Helena to Buenos Aires Ministro Pistarini Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Buenos Aires?

Finding the right flight to Buenos Aires from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

Can I find flights from Helena to Buenos Aires with flexible booking policies on momondo?

All flight searches from Helena to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helena to Buenos Aires?

momondo helps you find the best flight between Helena and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Helena to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from Helena. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Buenos Aires Ministro Pistarini Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 3/13
Fri 3/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Buenos Aires

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo
Flights to Buenos Aires Jorge Newbery Airportfrom $484